The influence of social media is the user tell you about themselves. Marketing social media up until 2009 had been rather generic. targeting was based primarily on the user profile which contains basic demographic and interest data. explain whether hypertargeting display advertising on social media has been successful to coprporte targets

Aresearcher proposes to conduct a study at a foreign site. the research has been determined to be exempt from the federal regulations by institutional policy. according to federal regulations, is review required at the foreign site? if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted but still require review at the u.s. site by the institution’s irb. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted, but still require review by the institutional official at the local site.

Melissa’s mother, rita baker, shows up shortly after the hospital receives melissa’s letter requesting release of her information to her attorney again. rita states that the attorney needs the copies as soon as possible due to a court deadline, refers to it as “an emergency” and asks to be given the copies of melissa’s medical record to take to the attorney’s office. what action should the record clerk take and why?

Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling